class_docstr: Gini Impurity split criterion.
code: def __init__(self, min_branch_fraction):
      super().__init__()
      self.min_branch_fraction = min_branch_fraction
  
file_path: river/river/tree/split_criterion/gini_split_criterion.py
imports: from __future__ import annotations
  import math
  from .base import SplitCriterion
label_desc: Use image node_id 1 to create a new GiniSplitCriterion object from inherited base classes: SplitCriterion with example: obj = GiniSplitCriterion(min_branch_fraction)